diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 10ce938..7d03a80 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,15 +15,15 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
       with:
         submodules: true
         fetch-depth: 0
 
-    - name: Install .NET 7.0
-      uses: actions/setup-dotnet@v1
+    - name: Install .NET 8.0
+      uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: '7.0.x'
+        dotnet-version: '8.0.x'
 
     - name: Build, Test, Pack, Publish
       shell: bash
diff --git a/src/SharpYaml.Tests/SharpYaml.Tests.csproj b/src/SharpYaml.Tests/SharpYaml.Tests.csproj
index 896020f..fb35a36 100644
--- a/src/SharpYaml.Tests/SharpYaml.Tests.csproj
+++ b/src/SharpYaml.Tests/SharpYaml.Tests.csproj
@@ -1,19 +1,27 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>net48;net7.0</TargetFrameworks>
+    <TargetFrameworks>net48;net8.0</TargetFrameworks>
     <IsPackable>false</IsPackable>
+    <LangVersion>10</LangVersion>
   </PropertyGroup>
   <ItemGroup>
     <None Remove="files\*.yaml" />
     <EmbeddedResource Include="files\*.yaml" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
-    <PackageReference Include="NUnit" Version="3.13.2" />
-    <PackageReference Include="NUnit3TestAdapter" Version="4.2.1">
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
+    <PackageReference Include="NUnit" Version="4.0.1" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.5.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
+
+    <Using Include="NUnit.Framework" />
+    <Using Include="NUnit.Framework.Legacy.ClassicAssert" Alias="Assert" />
+    <Using Include="NUnit.Framework.Legacy.CollectionAssert" Alias="CollectionAssert" />
+    <Using Include="NUnit.Framework.Legacy.StringAssert" Alias="StringAssert" />
+    <Using Include="NUnit.Framework.Legacy.DirectoryAssert" Alias="DirectoryAssert" />
+    <Using Include="NUnit.Framework.Legacy.FileAssert" Alias="FileAssert" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\SharpYaml\SharpYaml.csproj" />
diff --git a/src/SharpYaml.sln.DotSettings b/src/SharpYaml.sln.DotSettings
index 0b7d7c9..c77f318 100644
--- a/src/SharpYaml.sln.DotSettings
+++ b/src/SharpYaml.sln.DotSettings
@@ -18,4 +18,5 @@ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER&#xD;
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,&#xD;
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN&#xD;
 THE SOFTWARE.&#xD;
-</s:String></wpf:ResourceDictionary>
\ No newline at end of file
+</s:String>
+	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EFeature_002EServices_002ECodeCleanup_002EFileHeader_002EFileHeaderSettingsMigrate/@EntryIndexedValue">True</s:Boolean></wpf:ResourceDictionary>
\ No newline at end of file
diff --git a/src/SharpYaml/SharpYaml.csproj b/src/SharpYaml/SharpYaml.csproj
index b9fac4b..d13a221 100644
--- a/src/SharpYaml/SharpYaml.csproj
+++ b/src/SharpYaml/SharpYaml.csproj
@@ -34,11 +34,11 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="MinVer" Version="2.5.0">
+    <PackageReference Include="MinVer" Version="4.3.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <!--Add support for sourcelink-->
-    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="All" />
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
   </ItemGroup>
 </Project>
diff --git a/src/global.json b/src/global.json
index aaf58f5..2aa85a4 100644
--- a/src/global.json
+++ b/src/global.json
@@ -1,6 +1,6 @@
 {
     "sdk": {
-        "version": "7.0.100",
+        "version": "8.0.100",
         "rollForward": "latestMinor",
         "allowPrerelease": false
     }